Finding the Fourth Proportional to 637,777.26, 880,135.02 and 351,296.64
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Solution
The fourth proportional to 637,777.26, 880,135.02 and 351,296.64 is: 484,790.69
Step by Step Solution
- Step 1: Write the proportion equation
637,777.26 : 880,135.02 = 351,296.64 : x - Step 2: Convert to fraction form
637,777.26/880,135.02 = 351,296.64/x - Step 3: Cross multiply
637,777.26x = 880,135.02 × 351,296.64 - Step 4: Simplify right side
637,777.26x = 309,188,475,272.33 - Step 5: Solve for x
x = 309,188,475,272.33/637,777.26 - Step 6: Final answer
x = 484,790.69
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.